Wiktionary
diphenylmethylpiperazine
n. (context organic compound English) 1-(diphenylmethyl)piperazine, a piperazine derivative featuring a piperazine ring with a benzhydryl (diphenylmethyl) group bound to one of the nitrogens.
Wikipedia
Diphenylmethylpiperazine
1-(Diphenylmethyl)piperazine, also known as benzhydrylpiperazine, is a chemical compound and piperazine derivative. It features a piperazine ring with a benzhydryl (di phenyl methyl) group bound to one of the nitrogens.